




'''simple docstring'''







from __future__ import annotations

from collections.abc import MutableSequence

class 	_snake_case:






 def __init__(self       :  List[str]    ,		a       :  int    ,		a       :  MutableSequence[float]    )       ->   None:






    """simple docstring"""


    if len(a    ) != degree + 1:
       raise ValueError(
           'The number of coefficients should be equal to the degree + 1.'    )

    A__       =     list(a    )
    A__       =     degree






 def __add__(self       :  Optional[Any]    ,		a       :  Polynomial    )       ->   Polynomial:






    """simple docstring"""


    if self.degree > polynomial_a.degree:
       A__       =     self.coefficients[:]
       for i in range(polynomial_a.degree + 1    ):
          coefficients[i] += polynomial_a.coefficients[i]
       return Polynomial(self.degree    ,		a    )
    else:
       A__       =     polynomial_a.coefficients[:]
       for i in range(self.degree + 1    ):
          coefficients[i] += self.coefficients[i]
       return Polynomial(polynomial_a.degree    ,		a    )






 def __sub__(self       :  List[Any]    ,		a       :  Polynomial    )       ->   Polynomial:






    """simple docstring"""


    return self + polynomial_a * Polynomial(0    ,		[-1]    )






 def __neg__(self       :  Tuple    )       ->   Polynomial:






    """simple docstring"""


    return Polynomial(self.degree    ,		[-c for c in self.coefficients]    )






 def __mul__(self       :  Optional[int]    ,		a       :  Polynomial    )       ->   Polynomial:






    """simple docstring"""


    A__       =     [0] * (self.degree + polynomial_a.degree + 1)
    for i in range(self.degree + 1    ):
       for j in range(polynomial_a.degree + 1    ):
          coefficients[i + j] += (
              self.coefficients[i] * polynomial_a.coefficients[j]
          )

    return Polynomial(self.degree + polynomial_a.degree    ,		a    )






 def 						_UpperCamelCase (self       :  Optional[int]    ,		a       :  int | float    )       ->   int | float:






    """simple docstring"""


    A__       =     0
    for i in range(self.degree + 1    ):
       result += self.coefficients[i] * (substitution**i)
    return result






 def __str__(self       :  Optional[int]    )       ->   str:






    """simple docstring"""


    A__       =     ''
    for i in range(self.degree    ,		-1    ,		-1    ):
       if self.coefficients[i] == 0:
          continue
       elif self.coefficients[i] > 0:
          if polynomial:
             polynomial += " + "
       else:
          polynomial += " - "

       if i == 0:
          polynomial += str(abs(self.coefficients[i]    )    )
       elif i == 1:
          polynomial += str(abs(self.coefficients[i]    )    ) + "x"
       else:
          polynomial += str(abs(self.coefficients[i]    )    ) + "x^" + str(a    )

    return polynomial






 def __repr__(self       :  str    )       ->   str:






    """simple docstring"""


    return self.__str__()






 def 						_UpperCamelCase (self       :  List[str]    )       ->   Polynomial:






    """simple docstring"""


    A__       =     [0] * self.degree
    for i in range(self.degree    ):
       A__       =     self.coefficients[i + 1] * (i + 1)
    return Polynomial(self.degree - 1    ,		a    )






 def 						_UpperCamelCase (self       :  Any    ,		a       :  int | float = 0    )       ->   Polynomial:






    """simple docstring"""


    A__       =     [0] * (self.degree + 2)
    A__       =     constant
    for i in range(self.degree + 1    ):
       A__       =     self.coefficients[i] / (i + 1)
    return Polynomial(self.degree + 1    ,		a    )






 def __eq__(self       :  Optional[int]    ,		a       :  object    )       ->   bool:






    """simple docstring"""


    if not isinstance(a    ,		a    ):
       return False

    if self.degree != polynomial_a.degree:
       return False

    for i in range(self.degree + 1    ):
       if self.coefficients[i] != polynomial_a.coefficients[i]:
          return False

    return True






 def __ne__(self       :  Optional[Any]    ,		a       :  object    )       ->   bool:






    """simple docstring"""


    return not self.__eq__(a    )








'''simple docstring'''







# Lint as: python3
# pylint: enable=line-too-long
# pylint: disable=g-import-not-at-top,g-bad-import-order,wrong-import-position

lowerCAmelCase_     						=				'''2.13.1'''

import platform

import pyarrow
from packaging import version


if version.parse(platform.python_version()) < version.parse('''3.7'''):
    raise ImportWarning(
        '''To use `datasets`, Python>=3.7 is required, and the current version of Python doesn\'t match this condition.'''
    )

if version.parse(pyarrow.__version__).major < 8:
    raise ImportWarning(
        '''To use `datasets`, the module `pyarrow>=8.0.0` is required, and the current version of `pyarrow` doesn\'t match this condition.\n'''
        '''If you are running this in a Google Colab, you should probably just restart the runtime to use the right version of `pyarrow`.'''
    )

del platform
del pyarrow
del version

from .arrow_dataset import Dataset
from .arrow_reader import ReadInstruction
from .builder import ArrowBasedBuilder, BeamBasedBuilder, BuilderConfig, DatasetBuilder, GeneratorBasedBuilder
from .combine import concatenate_datasets, interleave_datasets
from .dataset_dict import DatasetDict, IterableDatasetDict
from .download import *
from .features import *
from .fingerprint import disable_caching, enable_caching, is_caching_enabled, set_caching_enabled
from .info import DatasetInfo, MetricInfo
from .inspect import (
    get_dataset_config_info,
    get_dataset_config_names,
    get_dataset_infos,
    get_dataset_split_names,
    inspect_dataset,
    inspect_metric,
    list_datasets,
    list_metrics,
)
from .iterable_dataset import IterableDataset
from .load import load_dataset, load_dataset_builder, load_from_disk, load_metric
from .metric import Metric
from .splits import (
    NamedSplit,
    NamedSplitAll,
    Split,
    SplitBase,
    SplitDict,
    SplitGenerator,
    SplitInfo,
    SubSplitInfo,
    percent,
)
from .tasks import *
from .utils import *
from .utils import logging


# deprecated modules
from datasets import arrow_dataset as _arrow_dataset  # isort:skip
from datasets import utils as _utils  # isort:skip
from datasets.utils import download_manager as _deprecated_download_manager  # isort:skip

lowerCAmelCase_     						=				concatenate_datasets
lowerCAmelCase_     						=				DownloadConfig
lowerCAmelCase_     						=				DownloadManager
lowerCAmelCase_     						=				DownloadMode
lowerCAmelCase_     						=				DownloadConfig
lowerCAmelCase_     						=				DownloadMode
lowerCAmelCase_     						=				DownloadManager

del _arrow_dataset, _utils, _deprecated_download_manager


